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The 10 Best Automotive Replacement Catalytic Converters to Buy – September 2021 edition

Looking for the best Automotive Replacement Catalytic Converters?

Discover now our comparison of the best Automotive Replacement Catalytic Converters. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Automotive Replacement Catalytic Converters are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Automotive Replacement Catalytic Converters in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

SaleNo. 1
Walker Exhaust Ultra EPA 50482 Direct Fit Catalytic Converter
  • EPA COMPLIANT -- For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA & CO. Legal in NY & ME on EPA Federal Emission Equipped Vehicles only. Consult your state's aftermarket converter regulations for details.
  • DIRECT-FIT DESIGN -- Direct-fit bolt-on replacement solution with OE-style hangers, brackets, routings and heat shields for easy installation that doesn't require specialized fabrication and/or welding
  • KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES -- OE-style high-technology washcoat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
  • STRONG AND DURABLE -- Features thick OE-style flanges, hangers and brackets for strength and durability
  • OE-STYLE DESIGN -- Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
No. 2
AUTOSAVER88 Catalytic Converter Compatible with 2007-2009 Jeep Wrangler JK 3.8L Direct-Fit Stainless Steel High Flow Series (EPA Compliant)
  • AUTOSAVER88 direct-fit high flow catalytic converter is designed to meet or even exceed OE quality and performance standards without sacrificing flow rate.
  • Features heavy-duty stainless steel outer shell construction for maximum durability. The internal substrates and precious metal loading have been carefully engineered for maximum efficiency and to avoid MIL (Malfunction Indicator Lamp) code issues that are common with lower quality converters.
  • The standard OE specification flanges are designed for easy installation, direct bolts to existing exhaust system without doing extra modification.
  • Genuine federal EPA certification and OBDII compliant, every catalytic converter is stamped with an exclusive EPA number on the shell. Federal EPA certificated catalytic converters are backed 5 years or 50,000 miles limited warranty.
  • Vehicle Fitment: Compatible with 2007 2008 2009 Jeep Wrangler V6 3.8L SUV, please check product description page below for more references.
No. 3
Walker 40641 Ultra EPA Certified Catalytic Converter
11 Consomer Reviews
Walker 40641 Ultra EPA Certified Catalytic Converter
  • EPA COMPLIANT -- For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA & CO. Legal in NY & ME on EPA Federal Emission Equipped Vehicles only. Consult your state's aftermarket converter regulations for details.
  • DIRECT-FIT DESIGN -- Direct-fit bolt-on replacement solution with OE-style hangers, brackets, routings and heat shields for easy installation that doesn't require specialized fabrication and/or welding
  • KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES -- OE-style high-technology washcoat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
  • STRONG AND DURABLE -- Features thick OE-style flanges, hangers and brackets for strength and durability
  • OE-STYLE DESIGN -- Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
No. 4
MOSTPLUS 674-659 Exhaust Manifold Catalytic Converter Compatible for 99-07 Chevy/GM Silverado Suburban Tahoe Yukon Sierra
  • Fitment: Compatible with 02-05 Cadillac Escalade, Compatible with 99-05 Chevy Silverado 1500, Compatible with 99-00 Chevy Silverado 2500, Compatible with 00-06 Chevy Suburban, Compatible with 00-06 Chevy Tahoe, Compatible with 99-05 GMC Sierra 1500, Compatible with 99-00 GMC Sierra 2500, Compatible with 00-06 GMC Yukon
  • OEM Part Number: 674-659 208A28J110 208A28J112 14002-9J305 10530231
  • Package Includes: 1 x Set Catalytic Converter(as pictures show)
  • đź”´NOTE: Non-CARB Compliant
  • Please check your car information before purchase.
No. 5
AUTOSAVER88 Catalytic Converter Compatible with 1999-2007 Chevy Silverado GMC Sierra 1500 2500, Chevrolet Tahoe/Avalanche Suburban 1500, GMC Yukon/Cadillac Escalade 4.3L 4.8L 5.3L (EPA Compliant)
  • AUTOSAVER88 direct-fit high flow catalytic converter is designed to meet or even exceed OE quality and performance standards without sacrificing flow rate.
  • Features heavy-duty stainless steel outer shell construction for maximum durability. The internal substrates and precious metal loading have been carefully engineered for maximum efficiency and to avoid MIL (Malfunction Indicator Lamp) code issues that are common with lower quality converters.
  • The standard OE specification flanges are designed for easy installation, direct bolts to existing exhaust system without doing extra modification.
  • Genuine federal EPA certification and OBDII compliant, every catalytic converter is stamped with an exclusive EPA number on the shell. Federal EPA certificated catalytic converters are backed 5 years or 50,000 miles limited warranty.
  • Vehicle Fitment: Compatible with 1999-2007 Chevy Silverado 1500 2500 / Tahoe / Avalanche 1500 / Suburban 1500, GMC Sierra 1500 2500 / Yukon, Cadillac Escalade, please check product description page below for more references.
No. 6
Walker Exhaust Ultra EPA 93304 Universal Catalytic Converter
  • EPA COMPLIANT -- For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA & CO. Legal in NY & ME on EPA Federal Emission Equipped Vehicles only. Consult your state's aftermarket converter regulations for details.
  • KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES -- OE-style high-technology washcoat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
  • DURABLE -- Features stainless-steel body with aluminized pipe and heat shields for durability
  • FLEXIBLE SOLUTION -- Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
  • OE-STYLE DESIGN -- Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
No. 7
Front Catalytic Converter Exhaust Manifold Compatible with 2007-2008 Chevrolet Avalanche Silverado 1500 Silverado 1500 Classic Tahoe&2007-2008 Sierra 1500 Sierra 1500 Classic Yukon Yukon XL 1500
  • FITMENT: Compatible with Chevrolet Avalanche Silverado 1500 Silverado 1500 Classic Suburban 1500 Tahoe GMC Sierra 1500 Sierra 1500 Classic Yukon Yukon XL 1500 2007-2008; more fitment detail,please kindly check below description fitment detail,thanks
  • MANUFACTURER PART NUMBER:50469,OTHER PART NUMBER: 50450 324196 59426 19406
  • MATERIAL:Made of high quality stainless steel material, sturdy, durable and high temperature resistant
  • Design: High precious metal load and high technology washcoat for premium performance.Stainless steel construction,internal substrate material and precious metal loading have been carefully engineered for maximum efficiency
  • ATTENTION:Not legal for sale or use in the State of California; Not legal for sale or use in New York
SaleNo. 8
MagnaFlow Universal Catalytic Converter HM Grade Federal/EPA Compliant 99204HM - Stainless Steel 2in Inlet/Outlet Diameter, 13in Overall Length, No O2 Sensor - HM Replacement
75 Consomer Reviews
MagnaFlow Universal Catalytic Converter HM Grade Federal/EPA Compliant 99204HM - Stainless Steel 2in Inlet/Outlet Diameter, 13in Overall Length, No O2 Sensor - HM Replacement
  • EPA OBDII COMPLIANT - This catalytic converter is designed to meet or exceed Federal EPA (Environmental Protection Agency) OBDII emissions requirements in compliance with legal standards for federally registered vehicles. NOT for use in California or Colorado
  • KEEP THE CHECK ENGINE LIGHT OFF - This MagnaFlow HM grade catalytic converter has been engineered to satisfy the vehicle computer control monitoring requirements for the specific applications listed. Such exacting standards keep the check engine light off while guaranteeing reliable long-term performance
  • STAINLESS STEEL CONSTRUCTION - The utilization of highly corrosion resistant stainless-steel construction and MagnaFlow’s cutting-edge CNC precision robotic manufacturing techniques ensure consistently perfect fitment, reliable performance and superior longevity
  • 5 YEAR / 50,000-MILE LIMITED WARRANTY - Worry-free ownership is made possible thanks to the 5 year/50,000-mile construction and 25,000-mile emissions warranty included with this MagnaFlow catalytic converter
  • UNIVERSAL FIT - MagnaFlow recommends professional installation for the universal configuration of this catalytic converter as cutting, fabrication and/or welding may be required. In addition, we suggest contacting the official MagnaFlow Exhaust Products seller account to confirm there’s no issue selecting your vehicle in Amazon’s system to ensure it is the correct fit
No. 9
Walker Exhaust Ultra EPA Catalytic Converter 50490 Direct Fit Catalytic Converter
  • EPA COMPLIANT - Designed for use on OBDII vehicles, 1996 & newer. Not legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult your state's aftermarket converter regulations for details
  • DIRECT-FIT DESIGN - Direct-fit bolt-on replacement solution with OE-style hangers, brackets, routings and heat shields for easy installation that doesn't require specialized fabrication and/or welding
  • KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES - OE-style high-technology washcoat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
  • STRONG AND DURABLE - Features thick OE-style flanges, hangers and brackets for strength and durability
  • OE-STYLE DESIGN - Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
No. 10
DNA Motoring OEM-CONV-011 Factory Style Catalytic Converter Exhaust Header Replacement Compatible With 01-03 Rav 4 2.0
  • OEM Style Replacement Catalytic Converter Exhaust Header, Precision-engineered For Long-lasting Performance
  • Made of High Quality Stainless Steel with Computerized Mandrel-Bends for Strength and Durability
  • [*Fitment]: Compatible With 01-03 Rav 4 2.0; Fits Federal Emissions Models Only
  • [*Reference Part Number]: 1716728010, 2505128260 327-59194, 674-593
  • [*Note]: NOT Legal for sale or Use in California, New York, Or Maine Emissions Models

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Last update on 2021-09-20 at 07:28 / Affiliate links / Images from Amazon Product Advertising API